Great amp! Tremolo is amazing. Goodsell makes quality sound. The  Super Seventeen Mark III is a hand-wired tube amplifier known for its rich, dynamic touch sensitivity, chimey cleans, and smooth overdrive. It is largely inspired by vintage 1950s and 1960s Hammond organ power amp topologies. [1, 2, 3, 4, 5]Tube ComplementThe Mark III uses a straightforward, classic tube setup: [1, 2]

  • Power Tubes: 2x EL84 (Cathode-biased)
  • Preamp Tubes: 12AX7s (Typically three or four, depending on the reverb/tremolo configuration)
  • Rectifier Tube: Tube rectified (e.g., 5Y3 or GZ34) or Solid-State Rectifier, depending on the specific production run and options installed [1, 2, 3, 4, 5]

Key Specifications

  • Output Wattage: Switchable between 17 watts and 5 watts
  • Circuitry: Point-to-point, hand-wired construction
  • Control Layout: Volume, Gain, Tone, Reverb, Tremolo Speed, and Tremolo Depth
  • Speaker Outputs: Parallel switchable 8-ohm and 16-ohm jack

    Oh, and it crushes with a good drive out front.

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Listed3 days ago
ConditionExcellent (Used)
Excellent items are almost entirely free from blemishes and other visual defects and have been played or used with the utmost care.Learn more
Brand
Model
  • Super 17 Mk III
Finish
  • Black
Categories
Made In
  • United States

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Dad Rock Depot

Richmond, VA, United States
Joined Reverb:2021

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